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AM29F400BB-70SE

Name: AM29F400BB-70SE
Rating: 4.7 (12 reviews)

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Mfr。パート #AM29F400BB-70SE
パッケージ
データシート
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仕様

EU RoHS	Not Compliant
ECCN (US)	EAR99
Part Status	Obsolete
HTS	8542.32.00.71
Automotive	No
PPAP	No
Cell Type	NOR
Chip Density (bit)	4M
Architecture	Sectored
Boot Block	Yes
Number of Bits/Word (bit)	8/16
Number of Words	512K/256K
Programmability	Yes
Timing Type	Asynchronous
Maximum Erase Time (S)	8/Sector
Interface Type	Parallel
Minimum Operating Supply Voltage (V)	4.5
Typical Operating Supply Voltage (V)	5
Maximum Operating Supply Voltage (V)	5.5
Operating Current (mA)	50
Minimum Operating Temperature (°C)	-55
Maximum Operating Temperature (°C)	125
Command Compatible	Yes
ECC Support	No
Support of Page Mode	No
Mounting	Surface Mount
Package Height	2.3
Package Width	13.3
Package Length	28.2
PCB changed	44
Standard Package Name	SO
Supplier Package	SO
Pin Count	44
Lead Shape	Gull-wing
Block Organization	Asymmetrical
Address Bus Width (bit)	19/18
Sector Size	8Kbyte x 2\|16Kbyte x 1\|32Kbyte x 1\|64Kbyte x 7
Max. Access Time (ns)	70
Maximum Programming Time (ms)	10800/Chip
Programming Voltage (V)	4.5 to 5.5
Program Current (mA)	60
Supplier Temperature Grade	Extended
SVHC	Yes
SVHC Exceeds Threshold	Yes
Location of Boot Block	Bottom
OE Access Time (ns)	30

概要

Description

The AM29F400BB-70SE is a high-density, 4-megabit (512 K x 8) Flash memory device manufactured by Advanced Micro Devices (AMD). It utilizes a single 5V power supply and features a fast access time of 70 nanoseconds, making it suitable for a variety of applications, including embedded systems and firmware storage.
This EEPROM is designed for programming and erasing in sectors, allowing for more efficient use of memory. It supports both Byte and Word programming modes, and its typical architecture enables multiple read and write cycles. The chip incorporates a hardware write protection feature and can retain data for 20 years, ensuring reliability.
The AM29F400BB-70SE is typically used in applications requiring non-volatile memory, such as automotive, telecommunications, and consumer electronics, due to its durability and efficiency. Its compatibility with industry-standard interfaces facilitates integration into diverse systems.

Features

The AM29F400BB-70SE is a 4-Mbit (512 K x 8) Flash memory device, offering several key features:
1. Access Time: It has a maximum access time of 70 ns, ensuring quick data retrieval.
2. Voltage Range: Operates on a voltage range of 2.7V to 3.6V, suitable for low-power applications.
3. Interface: Utilizes a standard parallel interface for ease of integration.
4. Sector Architecture: Supports a sector architecture with 16 sectors of 32 KB each, enabling flexible programming and erasing.
5. Endurance: Offers a high endurance of 100,000 program/erase cycles per sector.
6. Data Retention: Ensures reliable data retention of 20 years at 125°C.
7. Programming Speed: Allows fast programming of 256 bytes in approximately 20 μs.
8. Single Supply Operation: Simplifies design with single-supply operation and low power consumption.
These features make the AM29F400BB-70SE suitable for various applications, including embedded systems and consumer electronics.

Package

The AM29F400BB-70SE is available in a 44-pin TSOP (Thin Small Outline Package) configuration. This package type is designed for surface-mount applications, offering a compact footprint for integrating the flash memory into electronic devices.

Pinout

The AM29F400BB-70SE is a 4 Megabit (512 K x 8) Flash memory device with a total of 40 pins. Its primary functions include:
1. Data Inputs/Outputs (D0-D7): Pins for data input and output.
2. Address Inputs (A0-A18): Pins used to select the address for read and write operations.
3. Chip Enable (CE): Activates the chip for operation.
4. Output Enable (OE): Controls the output of data from the memory.
5. Write Enable (WE): Enables the write operation to the memory.
6. Reset (RESET): Initializes the chip.
7. VCC: Power supply pin.
8. VSS: Ground pin.
9. Byte/Word Select (BLS): Used in multi-byte operations.
10. A19/A-1: Additional address pins for higher memory addressing.
The AM29F400BB-70SE is commonly used in embedded systems, providing non-volatile storage with fast access times.

Manufacturer

The AM29F400BB-70SE is manufactured by Advanced Micro Devices, Inc. (AMD), a prominent semiconductor company based in the United States. Founded in 1969, AMD is known for developing computer processors, graphics cards, and memory modules. The company has a strong focus on high-performance computing and has been a key player in the semiconductor industry, competing with other major firms like Intel and NVIDIA. AMD's product offerings include microprocessors for servers and personal computers, as well as embedded solutions. The AM29F400BB-70SE is a flash memory chip, part of AMD's legacy in providing memory solutions for embedded systems and other applications.

Application

The AM29F400BB-70SE is a 4-Mbit Flash memory device commonly used in embedded systems for applications such as:
1. Firmware storage in consumer electronics (e.g., TVs, appliances).
2. Automotive electronics for engine control units (ECUs).
3. Networking equipment like routers and switches.
4. Industrial control systems for programmable logic controllers (PLCs).
5. Medical devices for storing operational software and data.
Its non-volatile memory capability makes it ideal for applications requiring persistent data retention.

Equivalent

The AM29F400BB-70SE is a 4Mb (512KB x 8) Flash memory chip. Equivalent products include:
1. Intel 28F400 - A similar 4Mb Flash memory option.
2. Micron MT28F400 - Another compatible 4Mb Flash chip.
3. Spansion S29GL032 - While slightly larger, it's often used in similar applications.
Always verify pin compatibility and electrical characteristics when substituting components.